CN112160921A - Electromechanical device for tunnel ventilation - Google Patents
Electromechanical device for tunnel ventilation Download PDFInfo
- Publication number
- CN112160921A CN112160921A CN202011031315.4A CN202011031315A CN112160921A CN 112160921 A CN112160921 A CN 112160921A CN 202011031315 A CN202011031315 A CN 202011031315A CN 112160921 A CN112160921 A CN 112160921A
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- Prior art keywords
- pipe
- rod
- air pipe
- fixed
- sealing
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- 238000009423 ventilation Methods 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 66
- 238000007789 sealing Methods 0.000 claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000008093 supporting effect Effects 0.000 claims abstract description 23
- 230000017525 heat dissipation Effects 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims description 5
- 239000004519 grease Substances 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 239000000428 dust Substances 0.000 description 9
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000009467 reduction Effects 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/5826—Cooling at least part of the working fluid in a heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/029—Electromagnetically actuated valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
- F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
- F24F6/14—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Dispersion Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Air-Flow Control Members (AREA)
Abstract
The invention relates to an electromechanical device for tunnel ventilation, which comprises an air pipe, a driving motor and fan blades, wherein the air pipe is horizontally arranged, the driving motor and the fan blades are both positioned in the air pipe, the driving motor is fixedly connected with the inner wall of the air pipe, a filtering mechanism is arranged in the air pipe, a heat dissipation mechanism is arranged on the air pipe, the filtering mechanism comprises a moving ring, a filter screen, a fixed disc and a transmission assembly, the transmission assembly comprises a transmission shaft, a bearing, a driving disc, a driven disc, a connecting shaft, a guide rod, two fixed blocks and two transmission units, the transmission units comprise a sliding block, a first spring, a connecting rod, a ball, a moving rod and a supporting block, the heat dissipation mechanism comprises a water tank, a heat conduction pipe, a connecting pipe, a pressure release valve, a nozzle and a sealing assembly, and the electromechanical device for tunnel ventilation, moreover, the heat dissipation function is realized through the heat dissipation mechanism.
Description
Technical Field
The invention relates to the field of electromechanical equipment, in particular to electromechanical equipment for tunnel ventilation.
Background
The electromechanical equipment generally refers to machinery, electrical equipment and electrical automation equipment, and in a building, the machinery and pipeline equipment except for earthwork, woodwork, reinforcing steel bars and muddy water are generally called, wherein a ventilator is one of the electromechanical equipment, and the ventilator is a machine which increases gas pressure and discharges gas by means of input mechanical energy and is a driven fluid machine.
The filter screen is all installed in order to prevent the dust from entering the motor to the current ventilation blower in the use, and when dust on the filter screen is more, easily make the filter screen block up and reduce air flow rate, moreover, the motor in the ventilation blower can produce a large amount of heats after long-time operation, easily leads to the motor overheated and damage, has reduced the practicality.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: to overcome the deficiencies of the prior art, an electromechanical device for ventilation of tunnels is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an electromechanical device for tunnel ventilation comprises an air pipe, a driving motor and fan blades, wherein the air pipe is horizontally arranged, the driving motor and the fan blades are both positioned in the air pipe, the driving motor is fixedly connected with the inner wall of the air pipe, a filtering mechanism is arranged in the air pipe, and a heat dissipation mechanism is arranged on the air pipe;
the filter mechanism comprises a moving ring, a filter screen, a fixed disc and a transmission assembly, wherein the moving ring and the fixed disc are coaxially arranged with an air pipe, the moving ring slides and is in sealing connection with the inner wall of a fixed pipe, the filter screen is installed in an annular hole of the moving ring, the diameter of the fixed disc is smaller than the inner diameter of the moving ring, the fixed disc is arranged on one side of the filter screen, one side, close to the filter screen, of the fixed disc is coated with glue and is inserted into the moving ring, the fixed disc is abutted against the filter screen, and the driving motor, the fan blades and the transmission assembly are all located on one side, far away;
the transmission assembly comprises a transmission shaft, a bearing, a driving disc, a driven disc, a connecting shaft, a guide rod, two fixing blocks and two transmission units, wherein the transmission shaft, the driving disc, the driven disc and the connecting shaft are coaxially arranged with the air pipe, the driving motor is in transmission connection with one end, close to the filter screen, of the transmission shaft, the driving disc is fixed at the other end of the transmission shaft, an inner ring of the bearing is installed on the transmission shaft, an outer ring of the bearing is fixedly connected with the inner wall of the air pipe, the driven disc is positioned on one side, away from the transmission shaft, of the driving disc and a gap is reserved between the driven disc and the driving disc, one end of the connecting shaft is fixed on one side, away from the driving disc, of the driven disc, the fan blade is installed at the other end of the connecting shaft, the axis of, the middle end of the guide rod is positioned on the axis of the transmission shaft, and the transmission units correspond to the fixed blocks one by one;
the transmission unit comprises a sliding block, a first spring, a connecting rod, a ball, a moving rod and a supporting block, the sliding block is sleeved on the guide rod, the first spring is positioned between the fixed block and the sliding block, the sliding block is connected with the fixed block through the first spring, the sliding block is hinged with the driven disc through the connecting rod, the distance between one end of the connecting rod, close to the sliding block, and the axis of the transmission shaft is smaller than the distance between the other end of the connecting rod and the axis of the transmission shaft, one side of the driven disc, close to the driving disc, is provided with an annular groove, the annular groove is coaxially arranged with the transmission shaft, the center of the ball is arranged in the annular groove, the ball is matched with the annular groove and is in sliding connection with the inner wall of the annular groove, the spherical diameter of the ball is larger than the width of the groove, the, the other end of the moving rod is fixed on the moving ring, the supporting block is fixed on the inner wall of the air pipe and is positioned between the ball and the moving ring, the supporting block is provided with a mounting hole, the moving rod penetrates through the mounting hole and is in sliding connection with the inner wall of the mounting hole, and a gap is formed between the moving ring and the supporting ring;
the heat dissipation mechanism comprises a water tank, a heat conduction pipe, a connection pipe, a pressure release valve, a nozzle and a sealing assembly, wherein the water tank is shaped like a cuboid, the water tank is fixed at the top of an air pipe, the connection pipe is parallel to the air pipe, the connection pipe is positioned below the air pipe and fixedly connected with the air pipe, one end of the connection pipe is fixedly connected with the air pipe in a sealing manner, the nozzle is arranged at the other end of the connection pipe and is arranged towards the axial direction close to the air pipe, the nozzle is positioned at one side of a fan blade far away from a driven disc, the top and the bottom of the air pipe are both provided with connection holes, the axial line of the heat conduction pipe is perpendicular to and intersected with the axial line of a transmission shaft, the heat conduction pipe sequentially penetrates through the two connection holes, the pressure release valve is fixedly connected with the inner, clear water is arranged in the water tank, the heat conduction pipe and the connecting pipe, and the sealing assembly is arranged on the water tank;
the sealing assembly comprises a sealing rod, a magnet plate, a second spring, a connecting block, a connecting rod and two electromagnets, a round hole is formed in the top of the box body, the connecting rod and the sealing rod are coaxially arranged with the heat conduction pipe, the bottom end of the sealing rod is inserted into the top end of the heat conduction pipe, the sealing rod is in sliding and sealing connection with the inner wall of the heat conduction pipe, the bottom end of the connecting rod is fixed to the top end of the sealing rod, the connecting rod penetrates through the round hole and is provided with a gap with the inner wall of the round hole, the magnet plate is perpendicular to the connecting rod and is fixed to the top end of the connecting rod, the electromagnets are uniformly fixed to the top of the water tank by taking the axis of the connecting rod as the center in the circumferential direction, the electromagnets are abutted against the bottom of the magnet plate, the connecting, the second spring is located between the connecting block and the sealing rod, and the connecting block is connected with the sealing rod through the second spring.
Preferably, in order to reduce a gap between the sealing rod and the heat conductive pipe, a joint of the sealing rod and the heat conductive pipe is coated with sealing grease.
Preferably, in order to improve the heat dissipation effect, the heat conduction pipe is coated with heat conduction silica gel.
Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.
Preferably, in order to facilitate the installation of the moving rod, both ends of the moving rod are provided with chamfers.
Preferably, the moving bar is coated with a lubricating oil in order to reduce friction between the moving bar and the support block.
Preferably, in order to reduce noise, two sound-absorbing plates are arranged on one side of the driven plate, which is far away from the driving plate, and the sound-absorbing plates correspond to the connecting rods one by one.
Preferably, in order to reduce the temperature of the clean water in the water tank, a refrigeration rod is arranged at the bottom in the water tank.
Preferably, the supporting block is made of rubber for realizing buffering and vibration reduction.
Preferably, in order to realize automation, a humidity sensor and a PLC are arranged in the air pipe, and the humidity sensor and the electromagnet are electrically connected with the PLC.
The electromechanical equipment for tunnel ventilation has the beneficial effects that the electromechanical equipment for tunnel ventilation realizes the function of filtering dust in air through the filtering mechanism, compared with the existing filtering mechanism, the filtering mechanism can also realize the function of automatically cleaning the filter screen, the practicability is stronger, not only the function is realized, but also the heat dissipation function is realized through the heat dissipation mechanism, compared with the existing heat dissipation mechanism, the heat dissipation mechanism can also realize the function of adjusting humidity, and the practicability is stronger.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the configuration of the electromechanical apparatus for tunnel ventilation of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic representation of the construction of the transmission assembly of the electromechanical device for tunnel ventilation of the present invention;
FIG. 4 is an enlarged view of portion B of FIG. 1;
in the figure: 1. the air pipe comprises an air pipe, 2, a driving motor, 3, fan blades, 4, a moving ring, 5, a filter screen, 6, a fixed disc, 7, a transmission shaft, 8, a bearing, 9, a driving disc, 10, a driven disc, 11, a connecting shaft, 12, a guide rod, 13, a fixed block, 14, a sliding block, 15, a first spring, 16, a connecting rod, 17, a ball, 18, a moving rod, 19, a supporting block, 20, a water tank, 21, a heat conducting pipe, 22, a connecting pipe, 23, a pressure release valve, 24, a nozzle, 25, a sealing rod, 26, a magnet plate, 27, a second spring, 28, a connecting block, 29, a connecting rod, 30, an electromagnet, 31, a sound absorbing plate, 32, a refrigerating rod and 33.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-3, an electromechanical device for tunnel ventilation includes an air duct 1, a driving motor 2 and fan blades 3, wherein the air duct 1 is horizontally disposed, the driving motor 2 and the fan blades 3 are both located in the air duct 1, the driving motor 2 is fixedly connected with an inner wall of the air duct 1, a filtering mechanism is disposed in the air duct 1, and a heat dissipation mechanism is disposed on the air duct 1;
the filter mechanism comprises a moving ring 4, a filter screen 5, a fixed disk 6 and a transmission assembly, wherein the moving ring 4 and the fixed disk 6 are coaxially arranged with an air pipe 1, the moving ring 4 slides and is in sealing connection with the inner wall of a fixed pipe, the filter screen 5 is installed in an annular hole of the moving ring 4, the diameter of the fixed disk 6 is smaller than the inner diameter of the moving ring 4, the fixed disk 6 is arranged on one side of the filter screen 5, one side, close to the filter screen 5, of the fixed disk 6 is coated with glue and is inserted into the moving ring 4, the fixed disk 6 is abutted against the filter screen 5, and the driving motor 2, the fan blades 3 and the transmission assembly are all positioned on one side, far away from the fixed;
the transmission assembly comprises a transmission shaft 7, a bearing 8, a driving disc 9, a driven disc 10, a connecting shaft 11, a guide rod 12, two fixing blocks 13 and two transmission units, wherein the transmission shaft 7, the driving disc 9, the driven disc 10 and the connecting shaft 11 are coaxially arranged with the air pipe 1, the driving motor 2 is in transmission connection with one end, close to the filter screen 5, of the transmission shaft 7, the driving disc 9 is fixed at the other end of the transmission shaft 7, an inner ring of the bearing 8 is installed on the transmission shaft 7, an outer ring of the bearing 8 is fixedly connected with the inner wall of the air pipe 1, the driven disc 10 is positioned at one side, far away from the transmission shaft 7, of the driving disc 9 and is provided with a gap with the driving disc 9, one end of the connecting shaft 11 is fixed at one side, far away from the driving disc 9, of the driven disc 10, the, the guide rods 12 are positioned between the driving disc 9 and the driven disc 10, two ends of each guide rod 12 are fixed on the driving disc 9 through two fixing blocks 13 respectively, the middle ends of the guide rods 12 are positioned on the axis of the transmission shaft 7, and the transmission units correspond to the fixing blocks 13 one by one;
the transmission unit comprises a sliding block 14, a first spring 15, a connecting rod 16, a ball 17, a moving rod 18 and a supporting block 19, the sliding block 14 is sleeved on the guide rod 12, the first spring 15 is positioned between the fixed block 13 and the sliding block 14, the sliding block 14 is connected with the fixed block 13 through the first spring 15, the sliding block 14 is hinged with the driven disc 10 through the connecting rod 16, the distance between one end of the connecting rod 16 close to the sliding block 14 and the axis of the transmission shaft 7 is smaller than the distance between the other end of the connecting rod 16 and the axis of the transmission shaft 7, one side of the driven disc 10 close to the driving disc 9 is provided with an annular groove, the annular groove is coaxial with the transmission shaft 7, the center of the ball 17 is arranged in the annular groove, the ball 17 is matched with the annular groove and is in sliding connection with the inner wall of the annular groove, the ball 17 has a ball diameter larger than the width of the notch of the annular groove, one end of the moving rod 18 is fixed on the ball 17, the other end of the moving rod 18 is fixed on the moving ring 4, the supporting block 19 is fixed on the inner wall of the air pipe 1 and positioned between the ball 17 and the moving ring 4, the supporting block 19 is provided with a mounting hole, the moving rod 18 penetrates through the mounting hole and is in sliding connection with the inner wall of the mounting hole, and a gap is formed between the moving ring 4 and the supporting ring;
when the device is used, the driving motor 2 is started, so that the transmission shaft 7 drives the driving disc 9 to rotate under the supporting action of the bearing 8, the driving disc 9 rotates through the fixed block 13, the guide rod 12, the slider 14, the connecting rod 16, the driven disc 10 and the connecting shaft 11, the fan blades 3 are driven to rotate, during the period, the slider 14 moves on the guide rod 12 in the direction away from the axis of the transmission shaft 7 under the action of centrifugal force, the first spring 15 is compressed, the slider 14 moves through the connecting rod 16 to drive the driven disc 10 to move in the direction away from the driving disc 9, the moving rod 18 is driven by the movement of the driven disc 10 through the balls 17 to synchronously move on the supporting block 19, namely, the moving ring 4 can move and abut against the supporting block 19, the moving ring 4 is separated from the fixed disc 6, the air in the air pipe 1 can be discharged through the rotation of the fan blades 3, the ventilation function is realized, and the air flow direction of the, and realize the entrapment of dust in the air through filter screen 5, when driving motor 2 stopped operating, make slider 14 reset under the elastic action of first spring 15, can make slider 14 reset, slider 14's the reset can make the shift ring 4 reset to make fixed disk 6 and filter screen 5 laminating, make the dust of intercepting on the filter screen 5 glue on the fixed disk 6, can make dust and filter screen 5 separation, realized the function of clean filter screen 5.
As shown in fig. 4, the heat dissipation mechanism includes a water tank 20, a heat pipe 21, a connection pipe 22, a pressure release valve 23, a nozzle 24 and a sealing assembly, the water tank 20 is shaped as a cuboid, the water tank 20 is fixed on the top of the air pipe 1, the connection pipe 22 is parallel to the air pipe 1, the connection pipe 22 is located below the air pipe 1 and is fixedly connected with the air pipe 1, one end of the connection pipe 22 is sealed and fixedly connected with the air pipe 1, the nozzle 24 is installed at the other end of the connection pipe 22 and is arranged in the axial direction close to the air pipe 1, the nozzle 24 is located on one side of the fan blade 3 away from the driven plate 10, the top and the bottom of the air pipe 1 are both provided with connection holes, the axis of the heat pipe 21 is perpendicular to and intersecting with the axis of the transmission shaft 7, the heat pipe 21 sequentially passes through, the bottom of the water tank 20 is communicated with a connecting pipe 22 through a heat conduction pipe 21, the pressure release valve 23 is installed in the connecting pipe 22 and located between the heat conduction pipe 21 and the nozzle 24, clear water is arranged in the water tank 20, the heat conduction pipe 21 and the connecting pipe 22, and the sealing assembly is arranged on the water tank 20;
the sealing assembly comprises a sealing rod 25, a magnet plate 26, a second spring 27, a connecting block 28, a connecting rod 29 and two electromagnets 30, a round hole is formed in the top of the box body, the connecting rod 29 and the sealing rod 25 are coaxially arranged with the heat conduction pipe 21, the top end of the heat conduction pipe 21 is inserted into the bottom end of the sealing rod 25, the sealing rod 25 is connected with the inner wall of the heat conduction pipe 21 in a sliding and sealing mode, the bottom end of the connecting rod 29 is fixed to the top end of the sealing rod 25, the connecting rod 29 penetrates through the round hole and is provided with a gap with the inner wall of the round hole, the magnet plate 26 is perpendicular to the connecting rod 29 and is fixed to the top end of the connecting rod 29, the electromagnets 30 are uniformly fixed to the top of the water tank 20 by taking the axis of the connecting rod 29 as the central circumferential direction, the electromagnets 30 are abutted, the connecting rod 29 penetrates through the through hole and is in sliding connection with the inner wall of the through hole, the second spring 27 is located between the connecting block 28 and the sealing rod 25, and the connecting block 28 is connected with the sealing rod 25 through the second spring 27.
During the use of the device, the air flows in the air duct 1, the clean water in the heat conducting pipe 21 absorbs the heat on the heat conducting pipe 21, and the heat conducting pipe 21 absorbs the heat in the air duct 1, i.e. the temperature of the air acting on the driving motor 2 can be reduced, the heat dissipation effect of the driving motor 2 is improved, and when the ambient humidity is lower, the electromagnet 30 is electrified, so that the mutually repulsive acting force is generated between the electromagnet 30 and the magnet disc, thereby the magnet disc drives the connecting rod 29 to move upwards on the connecting block 28, the upward movement of the connecting rod 29 drives the sealing rod 25 to move synchronously, and the sealing rod 25 is separated from the heat conducting pipe 21, and simultaneously the second spring 27 is compressed, at this time, the water tank 20 is communicated with the heat conducting pipe 21, the water pressure in the connecting pipe 22 is greater than the rated compression of the pressure release valve 23, that the clean water in the connecting pipe 22 can be sprayed out from the nozzle 24 in, the function of increasing the environmental humidity is realized, and when the electromagnet 30 is powered off, the sealing rod 25 is reset under the elastic action of the second spring 27, so that the function of blocking the heat conduction pipe 21 can be realized.
Preferably, in order to reduce the gap between the sealing rod 25 and the heat conductive pipe 21, the joint of the sealing rod 25 and the heat conductive pipe 21 is coated with sealing grease.
The sealing grease functions to reduce the gap between the sealing rod 25 and the heat transfer pipe 21, and improves the sealing property.
Preferably, in order to improve the heat dissipation effect, the heat conduction pipe 21 is coated with heat conduction silica gel.
The function of the heat conducting silica gel is to improve the heat conducting capability of the heat conducting pipe 21, so that the capability of the clear water for absorbing heat in the air can be improved, and the heat radiating effect of the driving motor 2 can be improved.
Preferably, the driving motor 2 is a servo motor in order to increase the driving force of the driving motor 2.
The servo motor has a characteristic of strong overload capability, so that the driving force of the driving motor 2 can be improved.
Preferably, in order to facilitate the installation of the moving rod 18, both ends of the moving rod 18 are chamfered.
The chamfer serves to reduce the diameter of the travel bar 18 as it passes through the mounting hole, providing an easy to install effect.
Preferably, in order to reduce the friction between the moving bar 18 and the supporting block 19, the moving bar 18 is coated with a lubricating oil.
The lubricating oil functions to reduce the friction between the moving rod 18 and the supporting block 19, and to improve the smoothness of movement of the moving rod 18.
Preferably, for noise reduction, two sound-absorbing plates 31 are arranged on one side of driven plate 10 far away from driving plate 9, and sound-absorbing plates 31 correspond to connecting rods 16 one by one.
The sound-absorbing plate 31 can absorb noise, achieving noise reduction.
Preferably, in order to reduce the temperature of the clean water in the water tank 20, a refrigeration stick 32 is provided at the bottom of the water tank 20.
The refrigeration rod 32 can lower the temperature of the fresh water in the water tank 20, i.e., can improve the capacity of the fresh water to absorb heat.
Preferably, the supporting block 19 is made of rubber for achieving cushioning and vibration reduction.
The rubber is soft, so that the impact force generated when the moving ring 4 abuts against the supporting block 19 can be reduced, and the buffering and the vibration reduction are realized.
Preferably, in order to realize automation, a humidity sensor 33 and a PLC are arranged in the air duct 1, and both the humidity sensor 33 and the electromagnet 30 are electrically connected with the PLC.
Detect the humidity in the tuber pipe 1 through humidity transducer 33, when the humidity value that humidity transducer 33 detected was less than the settlement scope, humidity transducer 33 gave PLC signals, and PLC can program the logic controller, is mainly used for realizing central data processing, makes PLC control electro-magnet 30 circular telegram, when the humidity value high pressure set value scope that humidity transducer 33 detected, then PLC control electro-magnet 30 outage, has realized automation.
When the device is used, the driving motor 2 is started, so that the transmission shaft 7 drives the driving disc 9 to rotate under the supporting action of the bearing 8, the driving disc 9 rotates through the fixed block 13, the guide rod 12, the slider 14, the connecting rod 16, the driven disc 10 and the connecting shaft 11, the fan blades 3 are driven to rotate, during the period, the slider 14 moves on the guide rod 12 in the direction away from the axis of the transmission shaft 7 under the action of centrifugal force, the first spring 15 is compressed, the slider 14 moves through the connecting rod 16 to drive the driven disc 10 to move in the direction away from the driving disc 9, the moving rod 18 is driven by the movement of the driven disc 10 through the balls 17 to synchronously move on the supporting block 19, namely, the moving ring 4 can move and abut against the supporting block 19, the moving ring 4 is separated from the fixed disc 6, the air in the air pipe 1 can be discharged through the rotation of the fan blades 3, the ventilation function is realized, and the air flow direction of the, when the driving motor 2 stops operating, the sliding block 14 is reset under the elastic action of the first spring 15, so that the sliding block 14 can be reset, the moving ring 4 can be reset by resetting the sliding block 14, the fixed disk 6 is attached to the filter screen 5, so that the dust trapped on the filter screen 5 is adhered to the glue on the fixed disk 6, the dust can be separated from the filter screen 5, and the function of cleaning the filter screen 5 is realized, moreover, during the use of the device, the air flows in the air pipe 1, the clean water in the heat conduction pipe 21 absorbs the heat on the heat conduction pipe 21, the heat in the air pipe 1 is absorbed by the heat conduction pipe 21, so that the temperature of the air applied to the driving motor 2 can be reduced, the heat dissipation effect of the driving motor 2 is improved, and when the environmental humidity is low, the electromagnet 30 is electrified, so that the mutually repulsive acting force is generated between the electromagnet 30 and, therefore, the magnet disc drives the connecting rod 29 to move upwards on the connecting block 28, the upward movement of the connecting rod 29 drives the sealing rod 25 to move synchronously, the sealing rod 25 is separated from the heat conducting pipe 21, the second spring 27 is compressed, at the moment, the water tank 20 is communicated with the heat conducting pipe 21, the water pressure in the connecting pipe 22 is larger than the rated compression of the pressure release valve 23, namely, clear water in the connecting pipe 22 can be sprayed out in a fog form from the nozzle 24, the fog is uniformly distributed in the air through the flowing of the air, the function of improving the environmental humidity is realized, after the electromagnet 30 is powered off, the sealing rod 25 is reset under the elastic action of the second spring 27, and the function of blocking the heat conducting pipe 21 can be realized.
Compared with the prior art, this an electromechanical device for tunnel ventilation has realized the function of dust in the filtered air through filtering mechanism, compares with current filtering mechanism, and this filtering mechanism can also realize self-cleaning filter screen 5's function, and the practicality is stronger, moreover, has still realized radiating function through heat dissipation mechanism, compares with current heat dissipation mechanism, and this heat dissipation mechanism can also realize the function of humidity regulation, and the practicality is stronger.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The electromechanical device for tunnel ventilation comprises an air pipe (1), a driving motor (2) and fan blades (3), wherein the air pipe (1) is horizontally arranged, the driving motor (2) and the fan blades (3) are both positioned in the air pipe (1), and the driving motor (2) is fixedly connected with the inner wall of the air pipe (1), and is characterized in that a filtering mechanism is arranged in the air pipe (1), and a heat dissipation mechanism is arranged on the air pipe (1);
the filter mechanism comprises a moving ring (4), a filter screen (5), a fixed disk (6) and a transmission assembly, wherein the moving ring (4) and the fixed disk (6) are coaxially arranged with an air pipe (1), the moving ring (4) is in sliding and sealing connection with the inner wall of a fixed pipe, the filter screen (5) is installed in an annular hole of the moving ring (4), the diameter of the fixed disk (6) is smaller than the inner diameter of the moving ring (4), the fixed disk (6) is arranged on one side of the filter screen (5), one side, close to the filter screen (5), of the fixed disk (6) is coated with glue and is inserted into the moving ring (4), the fixed disk (6) is abutted against the filter screen (5), and the driving motor (2), the fan blade (3) and the transmission assembly are all located on one side, far away from the fixed disk (6), of the filter screen (5;
the transmission assembly comprises a transmission shaft (7), a bearing (8), a driving disc (9), a driven disc (10), a connecting shaft (11), a guide rod (12), two fixing blocks (13) and two transmission units, wherein the transmission shaft (7), the driving disc (9), the driven disc (10) and the connecting shaft (11) are coaxially arranged with the air pipe (1), the driving motor (2) is in transmission connection with one end, close to the filter screen (5), of the transmission shaft (7), the driving disc (9) is fixed at the other end of the transmission shaft (7), an inner ring of the bearing (8) is installed on the transmission shaft (7), an outer ring of the bearing (8) is fixedly connected with the inner wall of the air pipe (1), the driven disc (10) is located on one side, away from the transmission shaft (7), of the driving disc (9) and a gap is formed between the driven disc (9), one end of the connecting shaft (11) is fixed on one side, away from the driving disc (, the fan blades (3) are arranged at the other end of the connecting shaft (11), the axis of the guide rod (12) is perpendicular to and intersected with the axis of the transmission shaft (7), the guide rod (12) is positioned between the driving disc (9) and the driven disc (10), two ends of the guide rod (12) are respectively fixed on the driving disc (9) through two fixing blocks (13), the middle end of the guide rod (12) is positioned on the axis of the transmission shaft (7), and the transmission units are in one-to-one correspondence with the fixing blocks (13);
the transmission unit comprises a sliding block (14), a first spring (15), a connecting rod (16), balls (17), a moving rod (18) and a supporting block (19), the sliding block (14) is sleeved on the guide rod (12), the first spring (15) is located between the fixed block (13) and the sliding block (14), the sliding block (14) is connected with the fixed block (13) through the first spring (15), the sliding block (14) is hinged with the driven disc (10) through the connecting rod (16), the distance between one end, close to the sliding block (14), of the connecting rod (16) and the axis of the transmission shaft (7) is smaller than the distance between the other end of the connecting rod (16) and the axis of the transmission shaft (7), an annular groove is formed in one side, close to the driving disc (9), of the driven disc (10), and is coaxial with the transmission shaft (7), the center of the balls (17) is arranged in the annular groove, the air duct structure comprises a support block (1), balls (17), a moving rod (18), a support block (19), a mounting hole, a gap and a support ring, wherein the balls (17) are matched with the annular groove and are in sliding connection with the inner wall of the annular groove, the ball diameter of the balls (17) is larger than the width of a notch of the annular groove, the moving rod (18) is parallel to a transmission shaft (7) and is positioned between the balls (17) and the moving ring (4), one end of the moving rod (18) is fixed on the balls (17), the other end of the moving rod (18) is fixed on the moving ring (4), the support block (19) is fixed on the inner wall of the air duct (1) and is positioned between the balls (17) and the moving ring (4), the mounting hole is formed in the support block (19);
the heat dissipation mechanism comprises a water tank (20), a heat pipe (21), a connecting pipe (22), a pressure release valve (23), a nozzle (24) and a sealing assembly, wherein the water tank (20) is cuboid in shape, the water tank (20) is fixed at the top of an air pipe (1), the connecting pipe (22) is parallel to the air pipe (1), the connecting pipe (22) is located below the air pipe (1) and is fixedly connected with the air pipe (1), one end of the connecting pipe (22) is sealed and fixedly connected with the air pipe (1), the nozzle (24) is arranged at the other end of the connecting pipe (22) and is arranged towards the axis direction close to the air pipe (1), the nozzle (24) is located on one side of a fan blade (3) far away from a driven disc (10), the top and the bottom of the air pipe (1) are both provided with connecting holes, and the axis of the heat pipe (21) is perpendicular to and intersected with the axis, the heat conduction pipe (21) sequentially penetrates through the two connecting holes, the heat conduction pipe (21) is hermetically and fixedly connected with the inner walls of the connecting holes, the bottom of the water tank (20) is communicated with the connecting pipe (22) through the heat conduction pipe (21), the pressure release valve (23) is installed in the connecting pipe (22) and located between the heat conduction pipe (21) and the nozzle (24), clear water is arranged in the water tank (20), the heat conduction pipe (21) and the connecting pipe (22), and the sealing assembly is arranged on the water tank (20);
the sealing assembly comprises a sealing rod (25), a magnet plate (26), a second spring (27), a connecting block (28), a connecting rod (29) and two electromagnets (30), a round hole is formed in the top of the box body, the connecting rod (29) and the sealing rod (25) are coaxially arranged with the heat conduction pipe (21), the top end of the heat conduction pipe (21) is inserted into the bottom end of the sealing rod (25), the sealing rod (25) is in sliding and sealing connection with the inner wall of the heat conduction pipe (21), the bottom end of the connecting rod (29) is fixed to the top end of the sealing rod (25), the connecting rod (29) penetrates through the round hole and is provided with a gap between the round hole and the inner wall of the round hole, the magnet plate (26) is perpendicular to the connecting rod (29) and is fixed to the top end of the connecting rod (29), and the electromagnets (30) are uniformly fixed to the top of the water tank, electromagnet (30) support with the bottom of magnet board (26) and lean on, bottom in water tank (20) is fixed in connecting block (28), be equipped with the through hole on connecting block (28), connecting rod (29) pass the through hole and with the inner wall sliding connection in the hole that runs through, second spring (27) are located between connecting block (28) and sealing rod (25), connecting block (28) are connected with sealing rod (25) through second spring (27).
2. Electromechanical device for tunnel ventilation according to claim 1, characterised in that the junction of said sealing rod (25) with the heat-conducting tube (21) is coated with a sealing grease.
3. Electromechanical device for tunnel ventilation according to claim 1, characterised in that said heat-conducting tube (21) is coated with heat-conducting silicone.
4. Electromechanical device for tunnel ventilation according to claim 1, characterised in that said drive motor (2) is a servo motor.
5. Electromechanical device for tunnel ventilation according to claim 1, characterised in that said mobile bar (18) is provided with chamfers at both ends.
6. Electromechanical device for tunnel ventilation according to claim 1, characterised in that said mobile bar (18) is coated with a lubricant.
7. Electromechanical device for tunnel ventilation according to claim 1, characterised in that said driven disc (10) is provided, on the side remote from the driving disc (9), with two sound-absorbing panels (31), said panels (31) corresponding one to the connecting rods (16).
8. Electromechanical device for tunnel ventilation according to claim 1, characterised in that said tank (20) is provided with a refrigerating rod (32) at the bottom.
9. Electromechanical device for tunnel ventilation according to claim 1, characterised in that said supporting block (19) is made of rubber.
10. Electromechanical device for tunnel ventilation according to claim 1, characterised in that inside said air duct (1) there are provided a humidity sensor (33) and a PLC, said humidity sensor (33) and electromagnet (30) being electrically connected to the PLC.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011031315.4A CN112160921A (en) | 2020-09-27 | 2020-09-27 | Electromechanical device for tunnel ventilation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011031315.4A CN112160921A (en) | 2020-09-27 | 2020-09-27 | Electromechanical device for tunnel ventilation |
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CN112160921A true CN112160921A (en) | 2021-01-01 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202011031315.4A Withdrawn CN112160921A (en) | 2020-09-27 | 2020-09-27 | Electromechanical device for tunnel ventilation |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113027796A (en) * | 2021-04-26 | 2021-06-25 | 江苏赛夫特防爆电气有限公司 | Large-diameter explosion-proof type axial flow fan for ship |
CN113210366A (en) * | 2021-05-25 | 2021-08-06 | 恒亦明(广州)智能科技有限公司 | Snow removing equipment for pipeline transportation |
CN113531661A (en) * | 2021-05-21 | 2021-10-22 | 机械工业第九设计研究院股份有限公司 | 360-degree heat dissipation type heating ventilation air conditioner heat dissipation mechanism capable of achieving circulation |
CN115306462A (en) * | 2022-08-18 | 2022-11-08 | 中交二公局第三工程有限公司 | A ventilation equipment for subway shield constructs construction convenient to adjust |
CN116971839A (en) * | 2023-07-28 | 2023-10-31 | 西安科技大学 | Colliery safety monitoring device |
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2020
- 2020-09-27 CN CN202011031315.4A patent/CN112160921A/en not_active Withdrawn
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113027796A (en) * | 2021-04-26 | 2021-06-25 | 江苏赛夫特防爆电气有限公司 | Large-diameter explosion-proof type axial flow fan for ship |
CN113531661A (en) * | 2021-05-21 | 2021-10-22 | 机械工业第九设计研究院股份有限公司 | 360-degree heat dissipation type heating ventilation air conditioner heat dissipation mechanism capable of achieving circulation |
CN113210366A (en) * | 2021-05-25 | 2021-08-06 | 恒亦明(广州)智能科技有限公司 | Snow removing equipment for pipeline transportation |
CN113210366B (en) * | 2021-05-25 | 2022-10-11 | 恒亦明(广州)智能科技有限公司 | Snow removing equipment for pipeline transportation |
CN115306462A (en) * | 2022-08-18 | 2022-11-08 | 中交二公局第三工程有限公司 | A ventilation equipment for subway shield constructs construction convenient to adjust |
CN116971839A (en) * | 2023-07-28 | 2023-10-31 | 西安科技大学 | Colliery safety monitoring device |
CN116971839B (en) * | 2023-07-28 | 2023-12-29 | 西安科技大学 | Colliery safety monitoring device |
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